deriv SD cv (553) ashtadhyayi.com hei.de L 553 ETT STT a 3.4.91 ALPH OLDHOMEPAGE NEWHOMEPAGE

savAbhyAM vAmau

सवाभ्यां वामौ ONPANINI 34091

(In the /loT,) replace
/se''' with /sva'''
and /dhve''' with /dhvam'''.

Exception to < AmetaH.

As आस् + doershowing /loT /thAs
→ As आस् + /se'''
→ As आस् + /sva'''
→ !**Assva आःस्व "sit down!"

labh लभ् + /loT /thAs
→ labha- लभॱ + /zap + /thAs
→ labha लभ + /se''' by <11 thAsasse
→ labha लभ + /sva''' by this rule
→ !**labhasva लभस्व "get it!"

labh लभ् + /loT /dhvam
→ labha- लभॱ + /zap + /dhvam
→ labha लभ + /dhve''' by <12 Tita::Atman...
→ labha लभ + /dhvam''' by this rule
→ !**labhadhvam लभध्वम् "get it, y'all!"

I don't understand the original sUtra.

Its literal translation is —

After s स् v व् (replace e ए of the /loT) with va व am अम्.